APP INTEGRATION SERVICES

Question 1

Amazon Simple
Notification Service
(SNS)

Answer 1

Managed pub/sub (publish / subscribe) messaging
service. This can enable fan-out architecture with one
message triggering multiple actions.
This service is commonly used in a serverless
architecture.

Question 2

Amazon Simple Queue
Service (SQS)

Answer 2

Managed message queue service. This can enable fault
tolerant and serverless applications. This supports
standard and FIFO (first-in first-out) queues.
This service is commonly used in a serverless
architecture.

Question 3

AWS Step Functions

Answer 3

Manages the orchestration of complex workflows which
are defined using Amazon States Language. It can be
leveraged in a serverless architecture.
This service is commonly used in a serverless
architecture.